Recent content by stakd

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    Refilled tub but still high chlorine usage

    As I did my tests, I was getting FC loss all over the place (from -2 over 12 hours to -6 over 12 hours back to -1.5 over 12 hours). Is that normal when there is a biofilm issue? Testing with Taylor kit. The tub was closed except for 30 minutes after adding chlorine, the filter was run the same...
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    Refilled tub but still high chlorine usage

    Thanks. I am glad you posted those because I was going to purge/drain each time until clear, and it looks like I can purge multiple times on the same fill.
  3. S

    Refilled tub but still high chlorine usage

    I recently purged my tub (using AquaDoc instead of the highly recommended Ahh-Some to clean the jets) and refilled. I got the chemistry balanced and the water is pretty clear, but I am having issues with chlorine loss of about 1 ppm per hour. There's also a bit of film on the top that I just...